{"id":"CVE-2026-115748","aliases":["EUVD-2026-109916","GHSA-whj5-44p4-m2ff"],"status":"published","title":"Apache Vysper: Authorization bypass","description":"**UNSUPPORTED WHEN ASSIGNED**  Authorization bypass in Apache Vysper, all versions.\n\n\n\n\nApache Vysper is an XMPP (Jabber) server library. Its XEP-0077 (In-Band Registration) implementation is missing an authentication check, allowing any authenticated user to compromise other accounts.\n\n\n\n\nAs this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00613,"percentile":0.49891,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2026-10-26T15:01:40Z","modified":"2026-10-26T18:33:03Z","products":[{"vendor":"apache software foundation","product":"apache vysper"}],"references":[{"url":"https://mina.apache.org/vysper-project/"},{"url":"https://lists.apache.org/thread.html/979n9lzg10vc7tdrrlgy4lh5yrsw8wsj","tags":["vendor-advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/23/21"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-115748"},{"url":"https://mina.apache.org/vysper-project"},{"url":"https://github.com/advisories/GHSA-whj5-44p4-m2ff"}],"sources":{"cve":[{"id":"CVE-2026-115748","title":"Apache Vysper: Authorization bypass","description":"**UNSUPPORTED WHEN ASSIGNED**  Authorization bypass in Apache Vysper, all versions.\n\n\n\n\nApache Vysper is an XMPP (Jabber) server library. Its XEP-0077 (In-Band Registration) implementation is missing an authentication check, allowing any authenticated user to compromise other accounts.\n\n\n\n\nAs this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative.","status":"published","published":"2026-10-26T15:01:40.644Z","modified":"2026-11-02T21:22:43.925Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-03T00:01:30.510858Z"}],"euvd":[{"id":"EUVD-2026-109916","description":"**UNSUPPORTED WHEN ASSIGNED**  Authorization bypass in Apache Vysper, all versions.\n\n\n\n\nApache Vysper is an XMPP (Jabber) server library. Its XEP-0077 (In-Band Registration) implementation is missing an authentication check, allowing any authenticated user to compromise other accounts.\n\n\n\n\nAs this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative.","status":"published","published":"2026-10-26T15:01:40Z","modified":"2026-11-02T21:22:43Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T05:08:36.865312Z"}],"ghsa":[{"id":"GHSA-whj5-44p4-m2ff","title":"**UNSUPPORTED WHEN ASSIGNED**  Authorization bypass in Apache Vysper, all versions.\n\n\n\n\nApache...","description":"**UNSUPPORTED WHEN ASSIGNED**  Authorization bypass in Apache Vysper, all versions.\n\n\n\n\nApache Vysper is an XMPP (Jabber) server library. Its XEP-0077 (In-Band Registration) implementation is missing an authentication check, allowing any authenticated user to compromise other accounts.\n\n\n\n\nAs this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative.","status":"published","published":"2026-10-26T18:32:57Z","modified":"2026-10-26T18:33:03Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:14:24.666824Z"}],"nvd":[{"id":"CVE-2026-115748","description":"**UNSUPPORTED WHEN ASSIGNED**  Authorization bypass in Apache Vysper, all versions.\n\n\n\n\nApache Vysper is an XMPP (Jabber) server library. Its XEP-0077 (In-Band Registration) implementation is missing an authentication check, allowing any authenticated user to compromise other accounts.\n\n\n\n\nAs this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative.","status":"published","published":"2026-10-26T16:17:17.833Z","modified":"2026-11-02T22:17:19Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-03T00:02:35.749072Z"}]}}